[FreeBSD] Added VM backup script

FreeBSD/vm-backup.csh

@@ -0,0 +1,54 @@
+#!/bin/csh
+
+## config section
+set vm_dataset     = "zroot/vms"
+set backup_dataset = "tank/backup/bhyve"
+set backup_date    = `date "+%Y-%m-%d"`
+
+# Snapshot all VMs
+echo ""
+echo "################# SNAPSHOT VM #################"
+foreach vm (`ls /usr/vms | \
+    grep -v .config | \
+    grep -v .iso | \
+    grep -v .templates`)
+
+  ## stopping vm
+  vm stop $vm
+
+  ## give vm time to shut down properly
+  sleep 5
+
+  ## snapshot vm
+  echo "Snapshot VM: $vm"
+  zfs snapshot $vm_dataset/$vm@$backup_date
+  echo ""
+
+  ## start VM
+  vm start $vm
+  echo ""
+
+end
+
+# Backup all VM snapshots
+echo ""
+echo "################## BACKUP VM ##################"
+foreach vm (`ls /usr/vms | \
+    grep -v .config | \
+    grep -v .iso | \
+    grep -v .templates`)
+
+    ## Send snapshot to backup destination
+    echo "Backup VM: $vm"
+    zfs send $vm_dataset/$vm@$backup_date | pv | zfs recv -F $backup_dataset/$vm
+    echo ""
+
+    ## Delete snapshot
+    zfs destroy $vm_dataset/$vm@$backup_date
+
+end
+
+# report done
+echo ""
+echo "############### ALL DONE THANKS ###############"
+echo ""